/* ==========================================================================
   AVTOBAZA ZAPCHASTYNA, TOV — tech-precision
   Cool ledger paper, navy bands, cobalt rules, IBM Plex Mono indexes.
   Photo-left hero, catalog rows, bay grid. Not AP TRAK asphalt/copper,
   not Avrora indigo/orange, not Rugburn brass, not PROMAR mint.
   ========================================================================== */

:root {
  --bg: #e7eef6;
  --bg-alt: #f6f8fb;
  --bg-deep: #0c1730;
  --ink: #121a2b;
  --ink-soft: #4a5870;
  --ink-invert: #e7eef6;
  --accent: #1f3fd0;
  --accent-soft: #d9e2ff;
  --line: #c5d0e2;
  --font-display: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --tracking-display: -0.03em;
  --radius: 0;
  --radius-lg: 0;
  --container: 1160px;
  --shadow: 0 0 0 1px var(--line);
}

html { color-scheme: light; }

body {
  background:
    linear-gradient(color-mix(in srgb, var(--line) 80%, transparent) 1px, transparent 1px) 0 0 / 100% 32px,
    var(--bg);
}

section[id] { scroll-margin-top: 5.5rem; }

.eyebrow { font-family: var(--font-display); letter-spacing: 0.14em; }

.site-header {
  background: color-mix(in srgb, var(--bg-alt) 90%, transparent);
  color: var(--ink);
}
.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.brand-mark {
  display: inline-grid;
  place-items: center;
  min-width: 2.4rem;
  padding: 0.28em 0.4em;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}
.nav a {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.8;
}

.hero {
  display: grid;
  background: var(--bg-deep);
  color: var(--ink-invert);
}
.hero > * { min-width: 0; max-width: 100%; }
.hero__copy {
  padding: clamp(2.2rem, 4vw, 4.5rem) clamp(1.25rem, 4vw, 3.5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.1rem;
}
.hero .eyebrow { color: var(--accent-soft); }
.hero h1 {
  font-size: clamp(1.85rem, 1.2rem + 2.4vw, 3.35rem);
  max-width: 11ch;
  font-weight: 500;
}
.hero .lede {
  color: color-mix(in srgb, var(--ink-invert) 78%, transparent);
  max-width: 38rem;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero .btn--ghost { color: var(--ink-invert); }
.hero .btn--ghost:hover {
  background: var(--ink-invert);
  color: var(--bg-deep);
  border-color: var(--ink-invert);
}
.hero__meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid color-mix(in srgb, var(--ink-invert) 22%, transparent);
}
.hero__meta dt {
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-soft);
}
.hero__meta dd {
  font-family: var(--font-display);
  font-size: 0.85rem;
  margin-top: 0.2rem;
}
.hero__media {
  position: relative;
  aspect-ratio: 16 / 9;
  width: 100%;
  overflow: hidden;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.xwalk-lede,
.lines-lede,
.desk-lede { max-width: 42rem; margin-top: 0.75rem; }

.xwalk {
  display: grid;
  gap: var(--gap);
  margin-top: clamp(1.75rem, 3vw, 2.75rem);
}
.xwalk__col {
  background: var(--bg-alt);
  border: 1px solid var(--line);
  padding: clamp(1.25rem, 2vw, 1.75rem);
}
.xwalk__code,
.line__code,
.bay__code {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.xwalk__col h3,
.line h3,
.bay h3,
.step h3 { margin-top: 0.45rem; }
.xwalk__col p + p,
.xwalk__col h3 + p,
.line h3 + p,
.bay h3 + p,
.step h3 + p { margin-top: 0.65rem; }
.xwalk__join {
  align-self: center;
  justify-self: center;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.85rem 1rem;
  background: var(--bg-alt);
}

.lines { margin-top: 1.5rem; }
.line {
  display: grid;
  gap: 0.65rem;
  padding: 1.35rem 0;
  border-top: 1px solid var(--line);
}
.line:last-child { border-bottom: 1px solid var(--line); }
.line p { color: var(--ink-soft); }

.cloth-grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: start;
}
.cloth-grid > div > p { margin-top: 0.9rem; }
.cloth-grid h2 + p { margin-top: 0.9rem; }

.spec-wrap { margin-top: 1.4rem; overflow-x: auto; }
.spec {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--step--1);
}
.spec caption {
  text-align: left;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.6rem;
}
.spec th,
.spec td {
  text-align: left;
  padding: 0.7rem 0.8rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.spec th {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.frame { border: 1px solid var(--line); background: var(--bg-alt); }
.frame img { width: 100%; height: auto; }

.bays-head {
  display: grid;
  gap: var(--gap);
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}
.bays-head p { margin-top: 0.85rem; }

.bay-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.bay { background: var(--bg-alt); padding: 1.15rem 1.2rem 1.3rem; }
.bay p { color: var(--ink-soft); }

.about-grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: start;
}
.about-grid p { margin-top: 0.9rem; }
.about-grid a,
.address a,
.foot-grid a { overflow-wrap: anywhere; }
.about-grid > *,
.contact-grid > *,
.facts { min-width: 0; }
.facts dl {
  display: grid;
  gap: 0;
  margin-top: 1rem;
  border-top: 1px solid var(--line);
}
.facts dl div {
  display: grid;
  grid-template-columns: minmax(0, 7.5rem) minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
}
.facts dt {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}
.facts dd { font-family: var(--font-display); font-size: 0.92rem; }

.section--deep .eyebrow { color: var(--accent-soft); }
.desk-lede { color: color-mix(in srgb, var(--ink-invert) 75%, transparent); }
.steps {
  list-style: none;
  display: grid;
  gap: 1px;
  margin-top: clamp(1.5rem, 3vw, 2.25rem);
  padding: 0;
  background: color-mix(in srgb, var(--ink-invert) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--ink-invert) 18%, transparent);
}
.step {
  background: var(--bg-deep);
  padding: 1.15rem 1.15rem 1.35rem;
}
.step span {
  font-family: var(--font-display);
  color: var(--accent-soft);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
}
.step p { color: color-mix(in srgb, var(--ink-invert) 74%, transparent); margin-top: 0.55rem; }
.desk-photo { margin-top: clamp(1.5rem, 3vw, 2.25rem); }

.faq { margin-top: 1.25rem; border-bottom: 1px solid var(--line); }
.faq details { border-top: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: var(--step-0);
  padding: 0.95rem 0;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  float: right;
  color: var(--accent);
}
.faq details[open] summary::after { content: "–"; }
.faq details p {
  color: var(--ink-soft);
  padding-bottom: 1rem;
  max-width: 62ch;
}

.contact-grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 3rem);
  align-items: start;
}
.contact-grid > div > p { margin-top: 0.85rem; }
.address {
  font-style: normal;
  margin-top: 1.25rem;
  display: grid;
  gap: 0.35rem;
}
.address a { width: fit-content; }
.form {
  display: grid;
  gap: 0.9rem;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  padding: clamp(1.1rem, 2vw, 1.6rem);
}
.form__row { display: grid; gap: 0.9rem; }
.field select {
  padding: 0.85em 1em;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
}
.field select:focus { border-color: var(--accent); outline: none; }

.foot-grid {
  display: grid;
  gap: var(--gap);
}
.foot-brand {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.foot-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
  margin-top: 0.9rem;
}
.foot-nav a {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
}

@media (min-width: 700px) {
  .bay-grid { grid-template-columns: 1fr 1fr; }
  .form__row { grid-template-columns: 1fr 1fr; }
  .bays-head { grid-template-columns: 1fr 1fr; align-items: end; }
}

@media (min-width: 860px) {
  .xwalk {
    grid-template-columns: 1fr auto 1fr;
    align-items: stretch;
  }
  .xwalk__join { writing-mode: horizontal-tb; align-self: center; }
  .about-grid { grid-template-columns: 1.35fr 0.75fr; }
  .contact-grid { grid-template-columns: 0.85fr 1.15fr; }
  .foot-grid { grid-template-columns: 1.4fr 0.8fr 1fr; }
}

@media (min-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    min-height: 680px;
  }
  .hero__media { order: -1; aspect-ratio: auto; min-height: 100%; }
  .line {
    grid-template-columns: 6.5rem 1fr;
    gap: 1.5rem;
    align-items: start;
  }
  .cloth-grid { grid-template-columns: 0.95fr 1.05fr; align-items: center; }
  .bay-grid { grid-template-columns: 1fr 1fr 1fr; }
  .steps { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 420px) {
  .hero__meta { grid-template-columns: 1fr; }
  .brand-name { letter-spacing: 0.06em; }
}